public void TestSubscriptionOfSingleObserver()
{
using (ITokenizer tokenizer = new JsonTokenizer(this.BaseStream))
{
Mock <IObserver <ReadOnlySequence <byte> > > observerMock = new Mock <IObserver <ReadOnlySequence <byte> > >();
List <String> actualMessages = new List <String>();
using (ManualResetEventSlim sync = new ManualResetEventSlim())
{
observerMock.Setup(x => x.OnNext(It.IsAny <ReadOnlySequence <byte> >())).Callback((ReadOnlySequence <byte> token) =>
{
String message = JsonSerializationSettings.Encoding.GetString(token.ToArray());
actualMessages.Add(message);
});
observerMock.Setup(x => x.OnCompleted()).Callback(() =>
{
sync.Set();
});
using (IDisposable subscription = tokenizer.Subscribe(observerMock.Object))
{
sync.Wait();
// Number of calls depends on buffer size.
observerMock.Verify(x => x.OnNext(It.IsAny <ReadOnlySequence <byte> >()), Times.Exactly(this.Messages.Count));
Assert.AreEqual(actualMessages.Count, this.Messages.Count);
for (int i = 0; i < actualMessages.Count; i++)
{
String expected = this.Messages[i];
String actual = actualMessages[i];
JsonComparer.AreEqual(expected, actual);
}
Assert.IsNotNull(subscription);
}
}
}
}
